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  <title>获取Memcached的选项值</title>

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</div><hr /><div id="memcached.getoption" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Memcached::getOption</h1>
  <p class="verinfo">(PECL memcached &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">Memcached::getOption</span> &mdash; <span class="dc-title">获取Memcached的选项值</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-memcached.getoption-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><strong>Memcached::getOption</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$option</code></span>
   )</div>

  <p class="para rdfs-comment">
  这个方法返回<em><code class="parameter">option</code></em>指定的Memcached选项的值。一些选项是和libmemcached中相对应的，
  也有一些特殊的选项仅仅是扩展自身的。关于选项的更多信息请查看<a href="memcached.constants.html" class="link">Memcached  Constants</a>。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-memcached.getoption-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">option</code></em></dt>

     <dd>

      <p class="para">
       <em>Memcached::OPT_*</em>系列常量中的一个。
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-memcached.getoption-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
  返回请求的选项的值，或者在发生错误时返回<em>FALSE</em>。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-memcached.getoption-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-4350">
    <p><strong>Example #1 获取Memcached选项</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$m&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">Memcached</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getOption</span><span style="color: #007700">(</span><span style="color: #0000BB">Memcached</span><span style="color: #007700">::</span><span style="color: #0000BB">OPT_COMPRESSION</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getOption</span><span style="color: #007700">(</span><span style="color: #0000BB">Memcached</span><span style="color: #007700">::</span><span style="color: #0000BB">OPT_POLL_TIMEOUT</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
bool(true)
int(1000)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-memcached.getoption-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="memcached.setoption.html" class="methodname" rel="rdfs-seeAlso">Memcached::setOption()</a> - 设置一个memcached选项</span></li>
    <li class="member"><a href="memcached.constants.html" class="link">Memcached Constants</a></li>
   </ul>
  </p>
 </div>


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